Suzanne Marguerite Abeyratne (born 1961), who performs as Zan or Xan, is an Australian-based singer born in London. Abeyratne was a co-lead vocalist of I'm Talking (1984–87), alongside Kate Ceberano. She provided lead vocals on their single, "Holy Word" (July 1986), which peaked at No. 9 in Australia, and No. 21 in New Zealand. Along with her identical twin sister Sherine (a member of Big Pig (1985–91)), Abeyratne has provided backing vocals for Models, INXS, and U2, and has toured the world with other bands.